A semiconductor backing storage device is connected to a computer system accessible only in magnetic disc access mode for improvement in access time. In transferring information data between the computers and the semiconductor backing storage device, access control command signals peculiar to magnet ...
In a mobile communication network system for locking an operation on a cellular telephone comprised of a cellular telephone body, and an information storage medium that is inserted in the cellular telephone body and that is assigned a specific telephone number, provided are a service control apparat ...
In a mobile communication network system for locking an operation on a cellular telephone comprised of a cellular telephone body, and an information storage medium that is inserted in the cellular telephone body and that is assigned a specific telephone number, provided are a service control apparat ...